BX Lab

DMTr-protected Nucleosides

5'-O-DMTr-2'-O-TBDMS-rC(Bz)

Quick view. We supply 5'-O-DMTr-2'-O-TBDMS-rC(Bz) as a benzoyl-protected cytidine intermediate for RNA phosphoramidite synthesis. CAS 81256-87-3. Catalog target purity: ≥98%.

Chemical structure of 5'-O-DMTr-2'-O-TBDMS-rC(Bz)
Chemical structure
Catalog numberBX-PN-0044
CAS number81256-87-3
Purity≥98%
Pack sizeCustomized to customer requirements

Product profile

Material identity

5'-O-DMTr-2'-O-TBDMS-rC(Bz) is classified as nucleoside or protected nucleoside intermediate (Formula C43H49N3O8Si; molecular weight 763.95).

Typical application

5'-O-DMTr-2'-O-TBDMS-rC(Bz) can serve as a starting material, protected intermediate or analytical comparator in nucleoside and nucleotide route development.

Handling focus

For 5'-O-DMTr-2'-O-TBDMS-rC(Bz), reported solubility: DMSO: 100 mg/mL (130.90 mM; Need ultrasonic). Storage: Sealed in dry,2-8°C.

Names and search terms

Confirmed or normalized name variants

Useful catalog search terms

Physicochemical data

Key chemistry motifsDMTr/DMT protection; TBDMS protection
FormSolid
ColorWhite to light yellow
SMILESO(C(C1=CC=C(OC)C=C1)(C1=CC=C(OC)C=C1)C1=CC=CC=C1)C[C@H]1O[C@@H](N2C=CC(NC(=O)C3=CC=CC=C3)=NC2=O)[C@H](O[Si](C(C)(C)C)(C)C)[C@@H]1O |&1:25,27,44,53,r|
InChIKeyAOXWVTIMEGOVNF-FSGBVGTANA-N
InChIInChI=1S/C43H49N3O8Si/c1-42(2,3)55(6,7)54-38-37(47)35(53-40(38)46-27-26-36(45-41(46)49)44-39(48)29-14-10-8-11-15-29)28-52-43(30-16-12-9-13-17-30,31-18-22-33(50-4)23-19-31)32-20-24-34(51-5)25-21-32/h8-27,35,37-38,40,47H,28H2,1-7H3,(H,44,45,48,49)/t35-,37-,38-,40-/m1/s

Release documentation

Lot-specific CoA

The current specification defines the analytical method and acceptance criteria; the released lot result is reported on the CoA.

Additional specification notes
  • We release this product against the stated purity specification; the lot-specific CoA provides the result and analytical basis.
Analytical package

Additional HPLC, MS or NMR documentation can be agreed during technical review where available.

Additional application examples

Related products

Frequently asked questions

Can the package size for 5'-O-DMTr-2'-O-TBDMS-rC(Bz) be customized?

Yes. Share the initial quantity, expected future scale, delivery timeline and packaging preference for review.

What information should be included in a quote request?

Quote catalog number BX-PN-0044 and CAS 81256-87-3, the intended research workflow, required quantity and any additional HPLC, MS or NMR documentation needed.

Product-family literature

The publications below provide peer-reviewed context for the DMTr-protected Nucleosides product family and its named chemistry.

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